US4105031A - Attachable expansion chamber for pleural drainage device - Google Patents
Attachable expansion chamber for pleural drainage device Download PDFInfo
- Publication number
- US4105031A US4105031A US05/621,591 US62159175A US4105031A US 4105031 A US4105031 A US 4105031A US 62159175 A US62159175 A US 62159175A US 4105031 A US4105031 A US 4105031A
- Authority
- US
- United States
- Prior art keywords
- chamber
- expansion chamber
- drainage device
- opening
- rail
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/60—Containers for suction drainage, adapted to be used with an external suction source
- A61M1/61—Two- or three-bottle systems for underwater drainage, e.g. for chest cavity drainage
Definitions
- This invention relates to surgical drainage systems and more particularly relates to an additional drainage apparatus attachable to the type of drainage apparatus disclosed in U.S. Pat. Nos. 3,363,626 and 3,363,627 for draining fluid from a body cavity whereby the additional drainage apparatus can be connected to the body cavity at a second location.
- the supervising physician normally directs that a first thoracotomy tube be inserted into a low point in the cavity to be drained and the tube connected to a drainage device such as that disclosed in the aforementioned patents.
- the supervisoring physician frequently decides to add a second thoracotomy tube to be connected to a second point in the cavity being drained. If the supervising physician desired to know the flow from the second thoracotomy tube, he will normally direct that a completely new drainage device be set up and connected to the second thoracotomy tube. Obviously, such an operation requires a significant amount of time and frequently numerous personnel to effect the connection in a rapid manner.
- the present invention provides for a surgical drainage system that overcomes the disadvantages associated with the prior art devices noted hereinabove.
- the present invention permits a separate expansion chamber to be added to a single principal drainage device for each separate thoracotomy tube and point in the body cavity to be drained.
- An inexpensive expansion chamber is disclosed and claimed which can be quickly and easily physically mounted to the principal drainage device and placed in fluid communication therewith so that the same vacuum can be maintained in the added expansion chamber as that being maintained in the collection chamber of the principal device.
- the present invention is of simple construction, inexpensive, easily stored, and easily maintained in a sterilized state.
- an expansion chamber which is mountable on a drainage device that is used for draining fluids from a body cavity.
- the drainage device has a collection chamber and a means for placing the collection chamber in fluid communication with the cavity to be drained.
- the expansion chamber provides an additional collection chamber and comprises an inlet opening adapted to be placed in fluid communication with the cavity to be drained.
- the expansion chamber further comprises means for rigidly mounting the expansion chamber on the drainage device and a means for substantially equalizing the absolute pressure in the expansion chamber with the absolute pressure in the collection chamber of the drainage device.
- the present invention can also be viewed as an improvement to a drainage system for draining a pleural cavity wherein the drainage system includes a drainage device for draining extraneous fluids from the cavity and for applying a vacuum to the cavity.
- the drainage device comprises a collection chamber and an underwater seal chamber.
- the collection chamber has located at its upper end an outlet opening and an inlet opening adapted to be placed in fluid communication with the cavity to be drained.
- the seal chamber also has located at its upper end an inlet opening and an outlet opening, the inlet opening being in fluid communication with the collection chamber outlet and exposed to pressure conditions in the collection chamber.
- the seal chamber outlet opening is exposed to pressure conditions other than the pressure conditions in the collection chamber.
- the drainage system further comprises an expansion chamber mounted on the drainage device for also draining fluids from the same body cavity and a means for rigidly mounting the expansion chamber on the drainage device.
- the expansion chamber has an inlet opening adapted to be placed in fluid communication with the body cavity, an outlet opening in the expansion chamber, and means for exposing the expansion chamber outlet to pressure conditions in the collection chamber.
- a hollow connecting chamber rigidly mounted at one end to the expansion chamber and extending therefrom.
- a hollow needle is mounted on and depends from the other end of the connecting chamber and is insertable into a self-sealing grommet or diaphragm in an opening located at the top of the collecting chamber of the drainage device.
- a mounting means for mounting the expansion chamber to the principal drainage device whereby the mounting means comprises a pair of elongated rails respectively mounted along one side thereof to and extending substantially coplanar with the expansion chamber and the drainage device.
- One of the rails comprises in cross section a substantially U-shaped female rail and the other rail comprises in cross section a male rail for coaxially mating with and being engaged along the outer edges thereof by the female rail.
- the disclosed mounting means provides an easily and quickly attachable means for mounting the expansion chamber onto the drainage device. Both the drainage device and the expansion chamber can be inexpensively manufactured with one of the rails integral therewith. When attached, the mounting means substantially locks together the expansion chamber and the drainage device in a rigid manner such that the entire system can be safely handled by either one without the two becoming uncoupled.
- FIG. 1 is a front elevational view of a drainage system according to the present invention showing the expansion chamber connected to a drainage device, only part of the drainage device being shown.
- FIG. 2 is an end elevational view taken along line 2--2 in FIG. 1.
- FIG. 3 is a top plan view of one drainage device rigidly connected together to two expansion chambers that are rigidly connected to each other, the three units forming a rigid colinear chain.
- FIG. 4 is an enlarged schematic plan view of a cross section taken essentially along lines 4-4 of FIG. 1, but showing the mounting means uncoupled.
- FIG. 5 is a perspective view of a cross section of the expansion chamber showing the mounting means in greater detail.
- FIG. 6 is a cross sectional view taken along lines 6--6 in FIG. 1, but with parts removed.
- FIG. 7 is a cross sectional view taken along lines 7--7 of FIG. 1 and showing the needle protecting means in engagement with the top of the drainage device.
- FIG. 8 is an enlarged cross sectional view of the needle of the expansion chamber equalizing means shown in FIG. 7.
- the drainage system comprises an underwater drainage device 10 rigidly coupled to two expansion chambers 12.
- underwater drainage device 10 is described in detail in the aforementioned Bidwell et al U.S. Pat. Nos. 3,363,626 and 3,363,627, which are incorporated by reference herein and are expressly made a part hereof, the parts of underwater drainage device 10 will be described in further detail so that the overall operation of the drainage system can be appreciated.
- Drainage device 10 comprises a collection chamber 14 divided into three separate subchambers 14a, 14b and 14c which are in fluid communication with each other at the tops thereof.
- An inlet opening 16 is located at the top of subchamber 14a of collection chamber 14.
- a thoracotomy tube is shown at 18 and is connected in a sealing relationship to inlet opening 16 at one end and is connectable to the body cavity to be drained at the other end.
- thoracotomy tube 18 places inlet opening 16 in fluid communication with the body cavity to be drained.
- Collection chamber 14 also includes an outlet opening 20 located at the top or upper end thereof.
- Underwater drainage device 10 further comprises a U-shaped seal chamber 22 having located at the upper end thereof an inlet opening 24 and an outlet opening 26.
- Seal chamber inlet opening 24 is in fluid communication with collection chamber outlet opening 20 and is exposed to pressure conditions in collection chamber 14.
- Seal chamber outlet opening 26 is exposed to pressure conditions other than the pressure conditions in collection chamber 14, namely the pressure developed by a vacuum pump 28.
- underwater drainage device 10 comprises a U-shaped manometer 30 for regulating the vacuum in drainage device 10.
- Manometer 30 has an outlet opening 32 located at the top of one arm of the U-shaped manometer and an inlet opening 34 at the top of the other arm.
- Manometer inlet opening 34 is in communication with seal chamber outlet opening 26.
- Manometer outlet opening 32 is open to atmospheric pressure and a water seal located in manometer 30 is used to regulate the vacuum maintained in drainage device 10 (discussed in detail in the aforementioned patents).
- Expansion chamber 12 provides an additional collection chamber for the drainage system and, in addition to FIG. 3 referring to FIGS. 1, 2 and 6, comprises an inlet opening 50 adapted to be placed in fluid communication with the cavity to be drained with a thoracotomy tube 52, means for rigidly mounting expansion chamber 12 on drainage device 10 or to another expansion chamber 12 and generally shown at 54, and an equalizing means generally shown at 56 for substantially equalizing the absolute pressure in expansion chamber 12 with the absolute pressure in collection chamber 14 of underwater drainage device 10.
- An outlet opening 58 in expansion chamber 12 is in communication with a hollow, elongated connecting chamber 60 which in turn is in communication with the top portion of collection chamber 14.
- connecting chamber 60 is an equalizing means which places the top or outlet opening 58 of expansion chamber 12 in gaseous communication with a portion of drainage device 10 that is out of contact with the liquid being collected in a collection chamber 14.
- connecting chamber 60 One end of connecting chamber 60 is integral with the top of expansion chamber 12 and hence is rigidly mounted thereto.
- Connecting chamber 60 extends outwardly from the connection to expansion chamber 12 and is substantially coplanar therewith.
- Connecting chamber 60 is an enclosed passageway that has walls defining a first opening 62 that are generally contiguous with the walls defining outlet 58 of expansion chamber 12 and a second opening 64 at the distal end of connecting chamber 60.
- Two depending parallel plates 66 and 68 are integral with the side walls of connecting chamber 60. Plates 66 and 68 are transversely spaced apart a distance so as to permit a gripping engagement with the upper part of the side walls of collection chamber 14.
- a recess 70 in the distal end of connecting chamber 60 permits ready access to collection chamber inlet opening 16.
- connecting chamber second opening 64 Rigidly and sealingly secured in connecting chamber second opening 64 is a hollow needle 72 depending from connecting chamber 60. Plates 66 and 68 extend downwardly below needle 72 to provide protection therefor.
- a second or further inlet opening 74 is located in the top portion of collection chamber 14 in transverse alignment with the other inlet opening 16.
- a resilient, puncturable diaphragm 76 is installed in second opening 74 for completely sealing the opening.
- Diaphragm 76 can be comprised of a rubber, self sealing grommet.
- diaphragm 76 is rigidly embedded in the top wall of collection chamber 14 with the top wall providing a small diameter opening to permit access to diaphragm 76.
- Needle 72 is located in connecting chamber 60 such that when expansion chamber 12 is mounted on drainage device 10, needle 72 will be in coaxial alignment with diaphragm 76.
- diaphragm 76 provides a normally sealed access that is readily available for being punctured by and receiving therethrough a hollow needle. In this manner, fluid communication can be quickly made between collection chamber 14 and connecting chamber 60.
- Mounting means 54 are depicted in FIGS. 2, 4, 5, and 6.
- Mounting means 54 comprises an elongate first rail 100 rigidly mounted along one side thereof and extending substantially coplanar from expansion chamber 12 and an elongated second rail 102 rigidly mounted along one side thereof and extending substantially coplanar from drainage device 10.
- a third rail 104 is for rigidly mounting to expansion chamber 12 a further, similar expansion chamber (such as shown in FIG. 3).
- the third rail 104 is rigidly mounted along one side thereof to the other side of expansion chamber 10 opposite the side to which first rail 100 is mounted.
- third rail 104 extends substantially coplanar from expansion chamber 12, and hence coplanar with first rail 100, in the opposite direction of first rail 100.
- FIG. 1 As best shown in FIG.
- first rail 100 comprises in cross section a substantially U-shaped female rail having spaced apart side portions 106 and 108 and terminal end portions 110 and 112 extending toward each other from and respectively rigidly mounted to side portions 106 and 108.
- rail 100 has angulated sides which define an interior multisided space 114.
- Both second rail 102 and third rail 104 are substantially similar and both are male rails for coaxially mating with and being engaged by a female rail such as first rail 100.
- the outer or exterior cross sectional shape of second and third rails 102 and 104 conform to interior space 114 of first rail 100.
- the male rails 102 and 104 are substantially U-shaped in cross section and are comprised of spaced apart sides 116 and 118. Sides 116 and 118 are spaced apart a distance such that they must be compressed to fit inside of interior space 114.
- sides 116 and 118 of the male rail are resiliently urged outwardly and snugly engaged side and terminal end portions 106, 108, 110, and 112. It is noted that the spacing between sides 116 and 118 must be selected so as to also permit relatively easy engagement with the female rail so that an expansion chamber 12 can be rapidly connected to a drainage device 10.
- boss 120 is provided on one of the rails. As shown in FIGS. 4 and 5, boss 120 is comprised of a punched out tab portion located on male rails 102 and 104. A slot 122 in one of the walls of the female rail 100 provides a means for securely receiving boss 120 such that when boss 120 is inserted therein, the male and female rails are substantially locked together with relative coaxial movements therebetween being prevented.
- boss 120 and slot 122 could be located on the female and the male rails respectively.
- boss 120 can be a protrusion on the side of the rail and slot 122 can be a recess in the rail.
- expansion chamber 12 is provided with a third opening 124 and a sealing grommet or diaphragm 126 installed therein.
- the locations and sizes of both expansion chamber inlet opening 50 and third opening 124 with respect to the sides and ends of expansion chamber 12 and with respect to each other, are identical with the locations and sizes of collection chamber inlet opening 16 and second opening 74.
- a pleural drainage device is discussed in detail in the aforementioned Bidwell et al patents.
- the operation of the present invention is similar to the operation described in these patents.
- a underwater drainage device 10 is connected through a thoracotomy tube to a low point in the thoracic cavity. If it is also desired at that time or at a later time to connect a high drain to the thoracic cavity, a second thoracotomy tube, temporarily clamped at one end is connected at the other end to a hight point in the thoracic cavity. It is assumed, for the purposes herein, that underwater drainage device 10 is in operation and is maintaining a vacuum on the thoracic cavity.
- An expansion chamber 12 is rigidly connected to drainage device 10 by coaxially aligning rails 100 and 102 and sliding rail 100 over and downwardly along rail 102.
- rail 100 is being slid downwardly, the lower ends of plates 66 and 68 will engage the sides of drainage device 10 and will place needle 72 into alignment with diaphragm 76.
- plates 66 and 68 are forced outwardly by the top of drainage device 10 and needle 72 is inserted into and through diaphragm 76.
- any number of expansion chambers can be quickly connected to the drainage system in a similar manner.
- a rigid chain of a plurality of collection chambers can be assembled, each collection chamber with its own thoracotomy tube connected to a different point in the body cavity with all of the collection chambers having substantially the same vacuum therein and being regulated by the same vacuum regulator (i.e. manometer 30).
- a check valve such as that disclosed in the aforementioned U.S. Pat. 3,809,085, can be inserted into thoracotomy tubes 18 and 52 to permit the development of a high negative pressure in the body cavity for reasons stated in that patent.
- rails 100 and 102 rigidly secure expansion chamber 12 to drainage device 10, it is noted that should the two devices become separated, diaphragm 76 will seal opening 74 and maintain the vacuum inside drainage device 10.
- a further opening 128 can be located at the bottom of the respective container and a sealing diaphragm 130 inserted therein. In this manner, a sample of the contents in the respective drainage device or expansion chamber can be taken by using a conventional syringe.
- an expansion chamber which permits in inexpensive, rapidly connectable additional collection means to a conventional underwater drainage device whereby the expansion chamber can be independently connected to a separate location in the body cavity being drained, yet, on the other hand can be maintained at the same vacuum as the principal drainage device.
Abstract
Description
Claims (26)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/621,591 US4105031A (en) | 1975-10-10 | 1975-10-10 | Attachable expansion chamber for pleural drainage device |
AU86844/75A AU8684475A (en) | 1975-10-10 | 1975-11-21 | Attachable expansion chamber for pleural drainage device |
JP50148566A JPS5248290A (en) | 1975-10-10 | 1975-12-15 | Expandable chamber attachable to device for discharging liquid from chest |
FR7601247A FR2326942A1 (en) | 1975-10-10 | 1976-01-19 | EXPANSION CHAMBER CONNECTED TO A PLEURAL CAVITY DRAINAGE DEVICE |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/621,591 US4105031A (en) | 1975-10-10 | 1975-10-10 | Attachable expansion chamber for pleural drainage device |
Publications (1)
Publication Number | Publication Date |
---|---|
US4105031A true US4105031A (en) | 1978-08-08 |
Family
ID=24490802
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US05/621,591 Expired - Lifetime US4105031A (en) | 1975-10-10 | 1975-10-10 | Attachable expansion chamber for pleural drainage device |
Country Status (4)
Country | Link |
---|---|
US (1) | US4105031A (en) |
JP (1) | JPS5248290A (en) |
AU (1) | AU8684475A (en) |
FR (1) | FR2326942A1 (en) |
Cited By (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3048473A1 (en) * | 1979-12-26 | 1981-09-17 | Bioresearch Inc., Farmingdale, N.Y. | DRAINAGE DEVICE WITH SEPARATE EXHAUST CHAMBER |
US4296748A (en) * | 1979-06-27 | 1981-10-27 | Bioresearch Inc. | Underwater drainage apparatus with separable suction control chamber |
DE3122509A1 (en) * | 1980-06-06 | 1982-05-13 | Donald Paul 80220 Denver Col. Elliott | BREAST BASKET DRAINAGE DEVICE |
US4481008A (en) * | 1981-10-08 | 1984-11-06 | Bioresearch Inc. | Apparatus and method for relieving excess negativity in a drainage device |
US4533353A (en) * | 1982-04-08 | 1985-08-06 | Alex E. Genson | Dry type discharge liquid extraction device for the thoracic chamber |
US4738671A (en) * | 1980-06-06 | 1988-04-19 | C. R. Bard, Inc. | Chest drainage apparatus with check valve |
US4747844A (en) * | 1980-06-06 | 1988-05-31 | C. R. Bard, Inc. | Chest drainage apparatus |
US4781707A (en) * | 1986-02-18 | 1988-11-01 | Boehringer Laboratories | Process and apparatus for collecting blood from a body cavity for autotransfusion |
US4798578A (en) * | 1987-02-13 | 1989-01-17 | Sherwood Medical Company | Autotransfusion device |
US4815477A (en) * | 1986-10-15 | 1989-03-28 | The Kendall Company | Urine meter drain container with large and small sample ports |
US4822346A (en) * | 1980-06-06 | 1989-04-18 | C. R. Bard, Inc. | Chest drainage apparatus |
DE3829578A1 (en) * | 1988-01-07 | 1989-07-20 | Bioresearch Inc | DRAINAGE DEVICE WITH DETACHABLE COLLECTION CHAMBER |
US4857042A (en) * | 1988-03-16 | 1989-08-15 | Sherwood Medical Company | Body fluid collection device |
US4898593A (en) * | 1988-08-29 | 1990-02-06 | Sherwood Medical Company | Autotransfusion bag holder |
US4957491A (en) * | 1988-03-17 | 1990-09-18 | Parker Richard D | Combination fluid collection and disposal apparatus |
US4988342A (en) * | 1987-03-02 | 1991-01-29 | Atrium Medical Corporation | Improved fluid recovery system |
US5141504A (en) * | 1987-03-02 | 1992-08-25 | Atrium Medical Corporation | Fluid recovery system with stopcock suction control |
US5149325A (en) * | 1991-02-25 | 1992-09-22 | Baxter International Inc. | Vacuum system for auto transfusion device |
US5223228A (en) * | 1991-02-25 | 1993-06-29 | Baxter International Inc. | Tray for autotransfusion module |
US5382244A (en) * | 1991-02-25 | 1995-01-17 | Baxter International Inc. | Stand alone control module |
US5637103A (en) * | 1993-03-17 | 1997-06-10 | Kerwin; Michael J. | Fluid collection and disposal system |
US5741238A (en) * | 1995-03-02 | 1998-04-21 | Steris Corporation | Medical and biological fluid collection and disposal system |
US5776118A (en) * | 1995-12-13 | 1998-07-07 | Steris Corporation | Medical and biological fluid collection and disposal system |
US5792126A (en) * | 1995-05-04 | 1998-08-11 | Waterstone Medical, Inc. | Fluid collection canister for use in medical procedures |
US5989234A (en) * | 1997-01-14 | 1999-11-23 | Deknatel Technology Corporation | Device and system for draining a body cavity and methods related thereto |
WO2001049472A2 (en) * | 1999-12-31 | 2001-07-12 | Elopak Systems A/G | Forming of containers |
US6352525B1 (en) | 1999-09-22 | 2002-03-05 | Akio Wakabayashi | Portable modular chest drainage system |
US6488675B1 (en) | 1996-01-24 | 2002-12-03 | Fred R. Radford | Contaminated medical waste disposal system and method |
US6749592B2 (en) | 1999-06-18 | 2004-06-15 | Kevin M. Lord | Suction pressure regulator for use with a chest drainage |
US6846292B2 (en) | 2002-02-19 | 2005-01-25 | Mohamed Bakry | Pleural biopsy and brushing needle |
US20060122575A1 (en) * | 2002-06-11 | 2006-06-08 | Akio Wakabayashi | System and efficient drainage of body cavity |
US20060189962A1 (en) * | 2005-02-23 | 2006-08-24 | Burtoft Bonnie B | Urinary Drainage Bag for Urinary Diversion to the Bellie Button |
US20070073270A1 (en) * | 2005-09-26 | 2007-03-29 | C. R. Bard, Inc. | Catheter connection systems |
US20110224647A1 (en) * | 2010-03-11 | 2011-09-15 | Lazarus Harrison M | Body cavity drainage devices and related methods |
US8337475B2 (en) | 2004-10-12 | 2012-12-25 | C. R. Bard, Inc. | Corporeal drainage system |
US8636721B2 (en) | 2003-11-20 | 2014-01-28 | Henry M. Jackson Foundation For The Advancement Of Military Medicine, Inc. | Portable hand pump for evacuation of fluids |
CN105963811A (en) * | 2016-06-23 | 2016-09-28 | 苏州新区华盛医疗器械有限公司 | Double-chamber chest drainage bottle |
US9604033B2 (en) | 2014-06-27 | 2017-03-28 | Harrison M. Lazarus | Body cavity drainage devices with locking devices and related methods |
US9649415B2 (en) | 2014-06-27 | 2017-05-16 | Harrison M. Lazarus | Surgical kits for body cavity drainage and related methods |
US9821097B2 (en) | 2014-06-27 | 2017-11-21 | Merit Medical Systems, Inc. | Body cavity drainage devices including drainage tubes having inline portions and related methods |
US10029036B2 (en) | 2014-06-27 | 2018-07-24 | Merit Medical Systems, Inc. | Placement tools for body cavity drainage devices and related methods |
US10232150B2 (en) | 2010-03-11 | 2019-03-19 | Merit Medical Systems, Inc. | Body cavity drainage devices and related methods |
US10286183B2 (en) | 2015-11-25 | 2019-05-14 | Merit Medical Systems, Inc. | Steerable sheath catheter and methods of use |
US11344318B2 (en) | 2016-07-18 | 2022-05-31 | Merit Medical Systems, Inc. | Inflatable radial artery compression device |
US11559662B2 (en) | 2018-04-13 | 2023-01-24 | Merit Medical Systems, Inc. | Steerable drainage devices |
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- 1975-10-10 US US05/621,591 patent/US4105031A/en not_active Expired - Lifetime
- 1975-11-21 AU AU86844/75A patent/AU8684475A/en not_active Expired
- 1975-12-15 JP JP50148566A patent/JPS5248290A/en active Granted
-
1976
- 1976-01-19 FR FR7601247A patent/FR2326942A1/en not_active Withdrawn
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Cited By (62)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4296748A (en) * | 1979-06-27 | 1981-10-27 | Bioresearch Inc. | Underwater drainage apparatus with separable suction control chamber |
DE3048473A1 (en) * | 1979-12-26 | 1981-09-17 | Bioresearch Inc., Farmingdale, N.Y. | DRAINAGE DEVICE WITH SEPARATE EXHAUST CHAMBER |
DE3122509A1 (en) * | 1980-06-06 | 1982-05-13 | Donald Paul 80220 Denver Col. Elliott | BREAST BASKET DRAINAGE DEVICE |
US4738671A (en) * | 1980-06-06 | 1988-04-19 | C. R. Bard, Inc. | Chest drainage apparatus with check valve |
US4747844A (en) * | 1980-06-06 | 1988-05-31 | C. R. Bard, Inc. | Chest drainage apparatus |
US4822346A (en) * | 1980-06-06 | 1989-04-18 | C. R. Bard, Inc. | Chest drainage apparatus |
US4481008A (en) * | 1981-10-08 | 1984-11-06 | Bioresearch Inc. | Apparatus and method for relieving excess negativity in a drainage device |
US4533353A (en) * | 1982-04-08 | 1985-08-06 | Alex E. Genson | Dry type discharge liquid extraction device for the thoracic chamber |
US5372593A (en) * | 1986-02-18 | 1994-12-13 | Boehringer Laboratories | Process and apparatus for collecting blood of a patient for autotransfusion |
US4781707A (en) * | 1986-02-18 | 1988-11-01 | Boehringer Laboratories | Process and apparatus for collecting blood from a body cavity for autotransfusion |
US4815477A (en) * | 1986-10-15 | 1989-03-28 | The Kendall Company | Urine meter drain container with large and small sample ports |
US4798578A (en) * | 1987-02-13 | 1989-01-17 | Sherwood Medical Company | Autotransfusion device |
US4988342A (en) * | 1987-03-02 | 1991-01-29 | Atrium Medical Corporation | Improved fluid recovery system |
US5141504A (en) * | 1987-03-02 | 1992-08-25 | Atrium Medical Corporation | Fluid recovery system with stopcock suction control |
USRE35225E (en) * | 1987-03-02 | 1996-04-30 | Atrium Medical Corporation | Fluid recovery system |
US4883476A (en) * | 1988-01-07 | 1989-11-28 | Bioresearch, Inc. | Drainage device with disposable collection chamber |
DE3829578A1 (en) * | 1988-01-07 | 1989-07-20 | Bioresearch Inc | DRAINAGE DEVICE WITH DETACHABLE COLLECTION CHAMBER |
US4857042A (en) * | 1988-03-16 | 1989-08-15 | Sherwood Medical Company | Body fluid collection device |
US4957491A (en) * | 1988-03-17 | 1990-09-18 | Parker Richard D | Combination fluid collection and disposal apparatus |
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Also Published As
Publication number | Publication date |
---|---|
JPS534353B2 (en) | 1978-02-16 |
JPS5248290A (en) | 1977-04-16 |
AU8684475A (en) | 1977-05-26 |
FR2326942A1 (en) | 1977-05-06 |
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